Lamp



FIG. 1 is a perspective view of a lamp embodying the new design;

FIG. 2 is a perspective view of the lamp rotated 180 degrees along the length of the lamp;

FIG. 3 is a front elevational view of the lamp, the rear elevational view being a mirror image;

FIG. 4 is a left elevational view of the lamp, the right elevational view being a mirror image;

FIG. 5 is a top plan view of the lamp; and,

FIG. 6 is a bottom plan view of the lamp. 

CLAIM The ornamental design for a lamp, as shown and described. 